SpectraLink 7520 User manual

Spectralink 7520, 7540
User Guide
14158600 version 10.0, K011, K012
March, 2014

Copyright Notice
© 2013 Spectralink Corporation All rights reserved. SpectralinkTM, the Spectralink logo and the
names and marks associated with Spectralink's products are trademarks and/or service marks of
Spectralink Corporation and are common law marks in the United States and various other
countries. All other trademarks are property of their respective owners. No portion hereof may be
reproduced or transmitted in any form or by any means, for any purpose other than the recipient's
personal use, without the express written permission of Spectralink.
All rights reserved under the International and pan-American Copyright Conventions. No part of
this manual, or the software described herein, may be reproduced or transmitted in any form or by
any means, or translated into another language or format, in whole or in part, without the express
written permission of Spectralink Corporation.
Do not remove (or allow any third party to remove) any product identification, copyright or other
notices.
Notice
Spectralink Corporation has prepared this document for use by Spectralink personnel and
customers. The drawings and specifications contained herein are the property of Spectralink and
shall be neither reproduced inwhole or in part without the prior written approval of Spectralink, nor
be implied to grant any license to make, use, or sell equipment manufactured in accordance
herewith.
Spectralink reserves the right to make changes in specifications and other information contained
in this document without prior notice, and the reader should in all cases consult Spectralink to
determine whether any such changes have been made.
NO REPRESENTATION OR OTHER AFFIRMATION OF FACT CONTAINED IN THIS
DOCUMENT INCLUDING BUT NOT LIMITED TO STATEMENTS REGARDING CAPACITY,
RESPONSE-TIME PERFORMANCE, SUITABILITY FOR USE, OR PERFORMANCE OF
PRODUCTS DESCRIBED HEREIN SHALL BE DEEMED TO BE A WARRANTY BY
SPECTRALINK FOR ANY PURPOSE, OR GIVE RISE TO ANY LIABILITY OF SPECTRALINK
WHATSOEVER.
Spectralink Corporation,
2550 55th Street,
Boulder CO 80301,
USA
Spectralink Europe ApS,
Langmarksvej 34,
8700 Horsens,
Denmark

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 1
Contents
Getting Started
Handset Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Charger Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Battery Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Battery Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Battery Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
About the Spectralink 7520 / Spectralink 7540 Handset
Handset Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Navigating the Handset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Basic Handset Options
Turning Handset On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Adjusting Speaker Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Locking Keypad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Silent mode On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Answering Calls/Ending Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Incoming Call Mute . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Speakerphone On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Microphone Mute On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Voice Mail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Making Calls
Off Hook Dialling (Dial Directly) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
On Hook Dialling (Pre-Dial) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Dial from Phone Book . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Speed Dial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Dial from Call List/Call Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Corporate Phone Book Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Answering Calls
Auto Answer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 2
Mute a Call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Reject a Call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
During Calls
Call Transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Call Hold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Call Waiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Call Forward Unconditional (CFU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Turning Loudspeaker On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Turning Microphone Mute On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Using Shortcuts
Personal Shortcuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Predefined Shortcuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Using the Menu
Description of Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
List of Menu Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Phone Book
Using the Alphanumeric Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Managing an Existing Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Speed Dial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Call Register
Incoming Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Outgoing Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Missed Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Deleting Call Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Messages
Writing, Sending and Saving Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Using Templates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Reading Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Replying to Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 3
Deleting Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Status
Status Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Settings
Ringing Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Ringing Tone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Alerting Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Vibrator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Silent Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Auto Key Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Backlight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Auto Answer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Out of Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Bluetooth (only Spectralink 7540) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Advanced... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
General Information
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
International Regulatory and Product Information
Spectralink® Product Warranty Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
END-USER LICENSE AGREEMENT FOR SPECTRALINK SOFTWARE . . . . . . . . . . . . . 75

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 7
Chapter 1: Getting Started
It is recommended that you read all information in this section before you use your handset.
Handset Information
Never use your handset under the following conditions:
•in the vicinity of electrical detonators
•in shielded rooms
•in areas where radio transmission is forbidden
•in aircrafts
Do not place a handset near:
•water, moisture or damp areas
•heat sources, direct sunlight or unventilated areas
•devices which generate strong magnetic fields such as electrical appliances, fluorescent
lamps, computers, radios, televisions or fax machines
•areas where the handset can be covered, its ventilation impaired, liquid spilled on the unit or
objects inserted into the handset through any openings.
•areas with dust, vibration, shock or temperature extremes
Check for small metal objects in the handset earpiece/mouthpiece before using the handset.
Do not store or locate flammable liquids, gases, or explosive materials in the same compartment
or vicinity as the cordless handset, its parts or accessories.
Charger Information
Two types of chargers can be used for the handset. An ordinary charger and a USB charger. The
USB charger supports a PC phone book management program, provided for the system
administrator
Table 1 Charger Information.
Warning
Ensure that the adapter voltage is the same as the electrical outlet voltage.The handset uses
radio signals and does not guarantee a connection in all circumstances. Do not rely on a
cordless handset to make emergency calls.
Location Type Part Number
USA Ordinary charger 84642472
Countries outside the USA Ordinary charger 84642464

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 8
Battery Information
Read the following information before you handle the batteries:
•Do not leave a battery where it could be subjected to extremely high temperatures.
•Do not charge battery when the ambient room temperature is above 40°C/104°F or below
5°C/41°F.
•Do not replace batteries in potentially explosive environments, such as rooms where
flammable liquids or gases are present.
•The battery will explode if disposed of in a fire.
•Do not charge batteries unless you use the approved charger and the proper batteries.
•Only use the original lithium battery type 84743424 in the Spectralink 7520 / Spectralink 7540
Handset. Do not use these batteries with other products. These batteries were designed
specifically for use with the Spectralink 7520 / Spectralink 7540 Handset and the Spectralink
7520 / Spectralink 7540 charger ONLY. Improper use of the batteries may result in explosion
and fire hazard. Do not do anything that would cause the battery to short circuit.
•Do not let battery or charger come into contact with conductive metal objects.
•Do not attempt to take battery apart.
•Power handset off before removing the battery.
USA USB charger 84642473
Countries outside the USA USB charger 84642466
Worldwide Power supply 84642401
All USB cable 84718504
Location Type Part Number

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 9
Remove the Battery Protection Strip and Install the Battery
1Press down the back cover and slide it towards the bottom of the handset.
2Lift off back cover.
3Remove the battery, and then remove the green slip from the bottom of the battery.
You find the product label, including the CE logo in the battery compartment.
4Insert the battery with the label readable. Align the contacts of the battery with the
corresponding connectors on the battery compartment and insert in the direction of the arrow.
5Press the back cover back in locked position (when you hear a click the back cover is in
position).

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 10
Charging the Battery
When charging battery for the first time, it is necessaryto leave handsetin charger for 14-16 hours
for the battery to be fully charged.
During normal operation, it takes approximately 6 hours to charge the handset from fully
discharged to its full capacity. Turning the backlight off reduces charging time with approximately
2 hours.
•Place handset in charger.
For correct charging, be sure the room temperature is between 0°C/32°F and 40°C/104°F. Do not
place the handset in direct sunlight. The battery has a built-in heat sensor which will stop charging
if the battery temperature is too high.
If the handset is turned off when placed in charger, nothing indicates the charging. There will be
no reaction on incoming calls.
If the handset is turned on when charging, the display shows the blue charging icon in the
status bar. The charging icon is replaced by the green fully charged icon , when the battery is
fullycharged (when handsetisremoved from charger, the chargingicondisappears).The handset
will not vibrate. Auto answer is inactive. The handset reacts normally for incoming calls.
It is necessary to recharge battery when display shows the battery low icon , or if the handset
cannot be turned on.
Battery Capacity
The capacity of the battery depends on the use of backlight, Bluetooth and talk time.
Battery capacity in active mode:
•Spectralink 7520/7540: up to 24 hours active talking time.
Battery capacity in standby mode:
•Spectralink 7520:
—200 hours when display backlight is turned off.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 11
—100 hours when display backlight is set at dimmed.
•Spectralink 7540:
—130 hours when display backlight is turned off.
—60 hours when display backlight is set at dimmed.
Battery capacity with Bluetooth turned on and headset connected, in standby mode:
•Spectralink 7540: up to 16 hours talking time i active mode.
•Spectralink 7540: up to 119 hours in standby mode.
Battery Disposal
Lithium lon batteries must be disposed of properly. Do not dispose of the batteries in office or
household waste.
Lithium lon batteries are recyclable. You can help preserve the environment by returning your
unwanted batteries to your nearest recycling center for recycling or proper disposal.
Contact your system administrator for more information about battery disposal and recycling
centers in your local area.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 12
Chapter 2: About the Spectralink 7520 /
Spectralink 7540 Handset
Table 2 Handset keys
A Left Softkey
On hook - the handset is in
standby mode. •Enters main menu.
•Confirms choices in menu.
•Turns handset off with a long (three second) key press.
Off hook - the handset is in
active mode. •Mutes microphone
BRightSoftkey
J
J
r
Headset connector (not available in 7540)
Volume control
Display
Microphone
B
C
J
F
A
G
D
E

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 13
Handset Display
The display is divided in three parts: Status bar, Display center and Softkey Text (see figure
above).
On hook (idle) •Returns to previous menu.
Off hook (active) •Turns loudspeaker on.
C Redirect
On hook (idle) •Exits menu.
Off hook (active) •Redirects calls.
D Four-Way Navigation Key
On hook (idle) •Navigates menu.
•Adjusts volumes in menu.
•Moves cursor.
•Shortcuts to phone book, call register and missed call.
Off hook (active) •Shortcut to phone book.
E On/off Hook
F Keypad Lock/Unlock
On hook (idle) •Locks/unlocks keypad (Menu + ).
GSilent mode on/off
On hook (idle) •Sets silent mode on/off (Menu + #)
Softkey Text
Display Center
Status Bar

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 14
Information shown in Status bar:
•on hook (idle) - display shows user ID, personal settings and time. If bluetooth activated (only
Spectralink 7540),the bluetooth iconis visible.If wireless headset connected(only Spectralink
7540) the headset icon is visible.
•off hook - display shows user ID.
Information shown in Display center:
•on hook (idle) - display shows standby logo or call information when receiving an incoming call
•off hook - display shows a telephone icon. If a wireless headset is connected to the handset
(only Spectralink 7540), the display shows a telephone icon if the audio is in the handset, and
it shows a headset icon if the audio is in the headset.
Information shown in Softkey text:
•on hook (idle) - display shows Menu and Shortcut
— Menu gives access to the different functions of the handset.
—Personal shortcuts consist of functions you have chosen to add to a list of shortcuts.
•off hook - display shows various terms according to the context of the specific function.
Status Icons
The following icons may appear in Status bar or Display center
Indicates that the handset soon will be out of coverage.
Indicates that handset is out of coverage, or that the system is busy (no
speech channels available).
Indicates that battery capacity is low.
Appears when you miss a call.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 15
Appears when an external incoming call arrives.
Appears when an internal incoming call arrives
Appears when you make a call.
Appears when the handset is off hook or a call is connected.
Appears when you receive a message
Appears when the handset is placed in charger.
Appears when the battery is fully charged.
Indicates that the entire keypad is locked.
Appears when all sounds are disabled.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 16
Display Backlight
The display backlight automatically turns on when an incoming call or message arrives or if a key
is pressed.
The backlight turns off when the handset is idle after a preset period of time delay.
You can disable the backlight to save power.
Navigating the Handset
The main part of the functions of the handset are grouped into different menus. In the following
sections you will find a description of how to navigate these menus.
You navigate the handset using two softkeys and a four-way navigation key. The following figure
illustrates the connection between these keys and the text shown in display.
Appears when loadspeaker is turned on
Appears when mic mute is turned on. Mic mute is a abbreviation of
microphone mute.
Appears when bluetooth is activated. However, when wireless headset is
connected, the bluetooth icon disappears
Appears when the wireless headset is connected.
Appears when auto answer is turned on.
Appears when a voice mail message arrives.
Appears when there is an unread message in the inbox.
Appears when you can call back to the person who has sent you a
message.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 17
The handset also offers both personal and predefined shortcuts to selected functions in the menu.
Entering Main Menu
•To enter main menu press left softkey to activate Menu.
Scrolling Menus
•When in Menu, press top or bottom of navigation key to scroll up and down in menu.
Confirming Choices
•When in the relevant menu, press left softkey to confirm your choices. Various terms are
being used in the softkey text according to the context of the specific function.
Navigating Cursor
•When in the relevant menu, press left or right side of navigation key to move cursor from
side to side.
This is especially relevant when you are writing/editing words or entering/editing numbers and
want to delete a letter or digit.
•To delete, place the cursor behind letter or digit and press right softkey to activate Delete.
Four-Way Navigation Key
Use the key to move around in
menus. The four lines on the key
illustrate the directions you move
when pressing the key.
Right Softkey
Pressing right softkey
activates right softkey text.
Use right softkey to enter list
of personal shortcuts.When in
menu, use the key to return to
previous menu.
Left Softkey
Pressing left softkey
activates left softkey text.
Use left softkey to enter
main menu. When in
menu, use the key to
confirm your choices.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 18
Adjusting Volumes
•Press top or bottom of Volume control to adjust ringing, alerting volumes and speaker
volumes. If you press the key in idle mode, it adjusts the ringing and alerting volume. If you
press the key in active mode, it adjusts the speaker volume.
•Press bottom to turn volume down, or press top to turn volume up.
Returning to Previous Menu
•When in menu, press right softkey to activate Back or Exit.
Leaving Menus
•To leave menu, press the Rkey.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 19
Chapter 3: Basic Handset Options
Turning Handset On/Off
To turn handset on:
•Press left softkey to turn on handset.
To turn handset off:
1Press left softkey until the question ‘Turn off?’ appears in display.
2Press Yes to confirm.
When you turn handset off, all content of call register and settings of time and date are deleted if
the subscribed system does not resend the information to the handset.
Adjusting Speaker Volume
Adjusting speaker volume can only be done when handset is off hook. The handset will remember
the speaker volume until you make a new adjustment.
During a telephone conversion you can adjust the speaker volume at any time in relation to the
noise level of the surrounding environment.
Use key placed at the upper right side of handset for volume control.
To turn speaking volume up:
•While off hook, press top of key to turn up volume.
To turn speaker volume down:
•While off hook, press bottom of key to turn down volume.
Locking Keypad
Lock keypad to prevent keys from being accidentally pressed.
To lock/unlock keypad:
•Press Menu followed by to lock keypad.
•Press Unlock followed by to unlock keypad.
To answer a call when keypad is locked, press . When you end the call, the keypad
automatically locks.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 20
Silent mode On/Off
•Pressthe Menu button,followedbythe #button to turnthehandsetsilent mode on/off.In silent
mode the ringer will be muted and the vibrator activated.
Answering Calls/Ending Calls
•To answer or end a call, press .
Incoming Call Mute
•Press Silence to mute the incoming ringer signal.
Speakerphone On/Off
•While on a call, press Loud on to enable speakerphone.
•To disable speakerphone, press Loud off.
Not available on 7710.
Microphone Mute On/Off
•While on a call, press Mic mute to turn microphone mute on.
•Press Mic on to turn microphone mute off.
Voice Mail
•If you have a new voice mail message waiting, a blue envelope icon appears in the display.
The procedure for retrieving voice mail is system dependant. Contact your system
administrator for more information.

Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 21
Chapter 4: Making Calls
The handset must be subscribed and registered to make a call.
For internal calls, dial extension number. Contact your system administrator for a list of these
extension numbers.
For external calls, dial external code (or line pool code) to access an external line, then dial
external number. Contact your system administrator to confirm what external code or line pool
code to use.
Off Hook Dialling (Dial Directly)
1Press to make a call.
2Dial number.
3Press to terminate the call.
On Hook Dialling (Pre-Dial)
4Dial number.
5Press to make a call.
6Press to terminate the call.
Dial from Phone Book
The Find name function makes it easy to find a contact.
1Press Menu to enter main menu.
2Scroll to Phone Book and press Select.
3Scroll to Find name and press Select.
4To find a name you can:
—Scroll until you reach the desired name. To scroll through the names quickly press the
navigation key continuously.
—Use quick search by pressing the first letter(s) (max. 5 letters) of the desired name.
5Press .
6If there is more than one number, scroll to the desired number and press .
7The display icon appears until call is connected.
8Press again to terminate the call.